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1998-2004 Ford F-350 | Bulb Size Chart (Headlights, Fogs & More)

Last updated: January 25, 2023

In this guide, we'll help you quickly and easily find the replacement bulb size(s) you need for your 1998, 1999, 2000, 2001, 2002, 2003, and 2004 Ford F-350 and F350 Super Duty (1st Generation). From the headlights to the brake lights and everything in between.

This guide covers all F350 sub-models and trims (Super Duty, Harley-Davidson, King Ranch, Lariat, XL, and XLT). During these 7 years, the F350 came with a sealed beam headlight option. We make the distinction below in our size chart.

We organized all the bulbs into 5 lighting categories with easy-to-read charts. Select any of the categories below to jump right to the bulb size chart you're looking for:

💡 TIP: Did you know that you can upgrade your headlight and fog light bulbs on your Ford F-350? Get up to 300% more light with LED or HID bulbs. Learn more below the size charts!️⭐ NOTE: This guide only applies to 1998, 1999, 2000, 2001, 2002, 2003, and 2004 F350 with the original factory (OEM) assemblies. If you have aftermarket headlights, fog lights, brake lights, etc. you will need different bulb sizes as per the manufacturer's specifications.🎯 ACCURACY: If you notice any inaccuracies or missing information, please let us know so we can update the guide. Providing accurate and complete information is important to us and our readers. 🚧 IMPORTANT: Automotive light bulbs are vehicle-specific! Follow this guide, review your owner's manual or contact your dealership to make sure you're buying the right bulbs to avoid fitment issues.

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1998 to 2004 Ford F-350 - Headlight Bulb Sizes (Low & High Beam)




Position Bulb Type Upgrade Avail.
Low + High Beam Headlights 9007 (HB5) Halogen Yes
Low + High Beam Headlights* H6054* Halogen No



  • Year Range 1998, 1999, 2000, 2001, 2002, 2003, 2004.
  • Not sure about the difference between headlight low beams and high beams? Learn More.

*For models with sealed beam headlights only.



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1998 to 2004 Ford F-350 - Fog Light Bulb Sizes



Position Bulb Type Upgrade Avail.
Fog Light H3 or 9145or 9006* Halogen Yes


  • Year Range 1998, 1999, 2000, 2001, 2002, 2003, 2004.

*Compare to original to see which bulb your vehicle requires.

1998 to 2004 Ford F-350 - Brake & Tail Lights Bulb Sizes




Position Bulb Type Upgrade Avail.
Brake Light (Rear) 3156 (3157) Halogen Yes
Brake Light (High-Mounted) 912 (921) Halogen Yes
Reverse Light 3156 (3157) Halogen Yes
Tail Light 3156 (3157) Halogen Yes


  • Year Range 1998, 1999, 2000, 2001, 2002, 2003, 2004.

1998 to 2004 Ford F-350 - Turn Signal & Marker Bulb Sizes



Position Bulb Type Upgrade Avail.
Turn Signal Bulb (Front) 3156 (3157) Halogen Yes
Turn Signal Bulb (Rear) 3156 (3157) Halogen Yes
Parking Light 3156 (3157) Halogen Yes
Side Marker (Front) 194 (168) Halogen Yes
Side Marker (Rear) None N/A No


  • Year Range 1998, 1999, 2000, 2001, 2002, 2003, 2004.

1998 to 2004 Ford F-350 - All Other Bulb Sizes



Position Bulb Type Upgrade Avail.
Ash Tray Light 194 (168) Halogen Yes
Check Eng. Light PC74 Halogen Yes
Courtesy Light 194 (168) Halogen Yes
Dome Light* 578 or 912 Halogen Yes
Engine Compt. Light 912 (921) Halogen Yes
Glove Box Light 194 (168) Halogen Yes
High Beam Indicator PC74 Halogen Yes
Instr. Panel Light PC74 Halogen Yes
License Plate Light 194 (168) Halogen Yes
Parking Brake Indicator PC74 Halogen Yes
Seat Belt Light PC74 Halogen Yes
Turn Signal Indicator Light PC74 Halogen Yes
Trunk/Cargo Light 912 (921) Halogen Yes


  • Year Range 1998, 1999, 2000, 2001, 2002, 2003, 2004.

*Compare to original.

Ford F350 LED/HID Bulb Size Summary
















Year Range 1998, 1999, 2000, 2001, 2002, 2003, 2004
Low + High Beam Headlights H13
Fog Light* H3 or 9145 or 9006*
Brake Light (Rear) 3156 (3157)
Brake Light (High-Mounted) 912 (921)
Reverse Light 3156 (3157)
Tail Light 3156 (3157)
Turn Signal Bulb (Front) 3156 (3157)
Turn Signal Bulb (Rear) 3156 (3157)
Parking Light 3156 (3157)
Side Marker (Front) 194 (168)
Ash Tray Light 194 (168)
Check Eng. Light PC74
Courtesy Light 194 (168)
Dome Light* 578 or 912*
Engine Compt. Light 912 (921)
Glove Box Light 194 (168)
High Beam Indicator PC74
Instr. Panel Light PC74
License Plate Light 194 (168)
Parking Brake Indicator PC74
Seat Belt Light PC74
Turn Signal Indicator Light PC74
Trunk/Cargo Light 912 (921)



  • All trims: Super Duty, Harley-Davidson, King Ranch, Platinum Edition, Lariat, XL, and XLT.

*Compare to original. **

Upgrade Your Headlight Bulbs On Your 1998-2004 Ford F-350

Looking to improve the lights on your 1998 to 2004 Ford F-350 with better, brighter, and more durable lighting? At XenonPro.com, we developed LED and HID bulbs that fit right into your vehicle. With the same design and plugs, our bulbs are incredibly easy to install and will improve your light output by up to 300%.

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Discover our award-winning lighting products backed by our Lifetime Warranty:

Check out some of our most popular guides:

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Headlight Bulb & Assembly Replacement Video - 1998-2004 Ford F-350 (1st Generation)

Check out this super helpful video on how to change your headlamp bulbs and assemblies on your 1998 to 2004 Ford F-350. You'll need the following tools to complete this job:

  • Phillips head screwdriver
  • Bent awl tool or plyers
  • Latex gloves



Owner Manuals 1998 to 2004 Ford F-350

Need more information about bulb sizes, how to change the bulbs, or simply need the owner's manual? Find it below:

FAQ

Can this guide be applied to a 1999, 2000, 2001, 2002 or 2003 Ford F-350?

Yes. This guide applies to all sub-models and trims (Super Duty, Harley-Davidson, King Ranch, Platinum Edition, Lariat, XL, and XLT) for the 1998-2004 Ford F-350.

What type of bulbs do you recommend for my 1998-2004 Ford F-350?

If you do a lot of nighttime driving or have difficulty seeing at night, we recommend upgrading from halogen to either LED or HID bulbs. They will produce more light and last longer than replacement bulbs.Discover how you can put LED or HID bulbs in your factory headlights

Can I change the bulbs on my 1998-2004 F-350 myself?

Yes, so long as they are halogens. Changing halogen bulbs is quite easy for the most part. We strongly advise finding How-To videos online for the specific bulb(s) you wish to change and consult the Owner's Manual for additional help.

I purchased aftermarket assemblies for my F-350, can I use this guide?

No. Aftermarket assemblies typically use different bulb sizes. Consult with the assembly manufacturer for the right bulb size(s).

Sources:

Disclaimer: The information contained on this page is provided free of charge to our visitors. It was prepared to the best of our abilities and with all the information available to us at the time of writing. We reserve the right to change, remove or update any information contained on this page at any time and without notice to improve its accuracy. The most reliable method to determine the bulb size is by pulling your actual bulb(s) and reading the part number indicated directly on the bulb. The information compiled on this page comes with no guarantees or warranties.

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